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Bulk bag support framework
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Patent number 5,257,725
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Issue date Nov 2, 1993
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Beta Raven Inc.
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Joseph A. Volk
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Water controller
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Patent number 5,215,251
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Issue date Jun 1, 1993
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Beta Raven Inc.
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Joseph A. Volk
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A21 - BAKING EDIBLE DOUGHS
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Dry flow sensor
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Patent number 4,955,270
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Issue date Sep 11, 1990
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Beta Raven Inc.
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Joseph A. Volk
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G01 - MEASURING TESTING
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Current leakage reduction circuit
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Patent number 4,833,377
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Issue date May 23, 1989
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Beta Raven Inc.
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Joseph A. Volk
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Automatic control for an extruder
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Patent number 4,767,301
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Issue date Aug 30, 1988
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Beta Raven Inc.
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Joseph A. Volk
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Microwave heating in a pellet mill
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Patent number 4,671,757
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Issue date Jun 9, 1987
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Beta Raven, Inc.
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Joseph A. Volk
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL